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Protect your photos with a text watermark. Nothing is uploaded.
Photos posted online without a mark are easy for anyone to save and reuse without credit. This tool composites a custom text watermark — your name, brand, or copyright notice — directly onto your image using the Canvas API, right in your browser. You control the position, opacity, font size, and color, so the mark can be a subtle corner credit or a bold, hard-to-crop deterrent. Because the watermark is drawn into the actual pixel data rather than overlaid separately, it survives screenshots, re-saves, and format changes. Everything happens client-side, so your original photo is never uploaded before you preview and download the result.
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Upload your image
Drag and drop or click to select your image.
Enter watermark text
Type your copyright notice, name, or brand text.
Set position and style
Choose the corner (or center), opacity, font size, and color.
Click Add Watermark
The watermark is drawn onto the image instantly in your browser.
Download the result
Save your watermarked image.
Watermarking works by compositing — drawing a second layer of content (your text) on top of the first (your photo) within the same canvas, then flattening both into one final image. The browser first draws your source image onto the canvas at full size, then switches to drawing your watermark text on top using the canvas's text-rendering functions, with the fill color's alpha channel set to your chosen opacity. Because the canvas is a single flat pixel grid once rendering is done, there's no way to separate the watermark back out afterward — it's not a layer sitting above the photo, it is the photo, pixel for pixel.
Position and opacity are the two levers that matter most, and they trade off against each other depending on your goal. A watermark meant purely as attribution — a small photographer credit, for example — usually sits in a corner at 30–40% opacity, unobtrusive but legible. A watermark meant to actively deter theft needs to be harder to remove: placing it across the center of the image, or tiling it repeatedly at a lower opacity across the whole frame, forces anyone who wants to crop or clone-stamp it out to damage meaningful parts of the photo in the process. Stock photo sites use exactly this tiled-diagonal-text approach for preview images shown before purchase.
It's worth distinguishing a visible watermark from invisible copyright metadata. Metadata — fields like Artist or Copyright embedded in a file's EXIF or XMP data — can carry attribution information, but it's invisible when the image is simply viewed, and trivially discarded the moment someone re-saves or re-encodes the file (which is exactly what our Remove Metadata tool does deliberately). A visible watermark, by contrast, is baked into the pixels themselves, so it survives screenshots, format conversions, and re-uploads to other platforms. If protecting your work actually matters to you, a burned-in watermark is the far more durable option.
One sequencing note worth getting right: watermark before you compress, not after. Lossy compression optimizes pixel data based on what's actually there, and running it before the watermark exists means a second compression pass later has to work around fresh, sharp-edged text it wasn't accounting for the first time — which can make watermark edges look blocky. Add the watermark first, then run the result through a compressor if file size matters for your use case.
Unlike most online tools, Toolivon processes everything directly in your browser using the Web APIs built into Chrome, Firefox, Safari, and Edge.
Watermarks serve two primary purposes: attribution (letting viewers know who created the image) and protection (making unauthorized reuse less attractive). Here are six common scenarios where watermarking your images protects your business interests:
Add your photographer credit or website to portfolio images before sharing on Instagram, Behance, or personal websites to establish ownership and drive traffic back to your business.
Show buyers what they're purchasing while preventing unauthorized use by adding semi-transparent text across the center of preview images, removed only after purchase.
E-commerce sellers watermark product images to prevent competitors from stealing photos for their own listings on Amazon, eBay, or Shopify stores.
Digital artists watermark artwork posted to social media (DeviantArt, Twitter, Reddit) to deter art theft and make reverse image searches easier to trace unauthorized uses.
Real estate agents watermark property photos with agency branding to prevent competitor agents from reusing photos for similar listings without permission.
Add company logos or confidential markings to training materials, presentation screenshots, or internal documents before external sharing to maintain brand presence and discourage unauthorized redistribution.
Different watermark types offer different trade-offs between visibility, removability, and aesthetic impact. This tool implements text watermarks, the most common and accessible type:
| Watermark Type | Visibility | Removability | Best Use Case | Protection Level |
|---|---|---|---|---|
| Text Watermark (This Tool) | High | Medium | Copyright notice, photographer name, website URL | Deters casual reuse, survives screenshots |
| Logo/Image Watermark | High | Medium | Company branding, photographer logo | Stronger brand association, harder to recreate than text |
| Tiled/Repeated Pattern | Medium | Very Difficult | Stock photo previews, high-value images | Cannot be cropped out without losing image content |
| Invisible/Digital Watermark | None | Very Difficult | Forensic tracking, proof of ownership | Survives editing but requires special software to detect |
Why text watermarks? Text watermarks are the easiest to implement (no logo file needed), universally compatible, and flexible (change wording per image). Logo watermarks require image upload and compositing, while invisible watermarks require specialized encoding. Text strikes the best balance for most users.
Where you place your watermark is the single biggest factor in how easy it is to remove. Corner placement looks professional but offers minimal protection. Center placement provides maximum protection but reduces aesthetic appeal. Here's the full spectrum:
| Position | Visual Impact | Removal Difficulty | Best Use | Protection Rating |
|---|---|---|---|---|
| Bottom Right Corner | Low | Very Easy (crop) | Subtle credit, portfolio labeling | ⭐☆☆☆☆ Weak |
| Center (Semi-transparent) | High | Difficult (clone stamp) | Stock previews, deterrent | ⭐⭐⭐⭐☆ Strong |
| Diagonal Across Image | Medium | Very Difficult | High-value art, anti-theft | ⭐⭐⭐⭐⭐ Very Strong |
| Top Left (over sky/background) | Medium | Medium (content-aware fill) | Landscape photography, real estate | ⭐⭐☆☆☆ Moderate |
| Tiled 4x4 Grid | Medium | Nearly Impossible | Maximum protection, licensed content | ⭐⭐⭐⭐⭐ Maximum |
Positioning Rule: If your goal is branding/attribution, choose bottom right corner at 30-40% opacity. If your goal is theft prevention, choose center or diagonal at 50-70% opacity. Don't compromise — weak positioning with high opacity doesn't protect, and strong positioning with low opacity doesn't deter.
Opacity controls how transparent your watermark is. Lower opacity (10-30%) is more aesthetically pleasing but easier to clone-stamp out in Photoshop. Higher opacity (70-90%) provides maximum deterrence but makes the image less usable. Find the right balance for your use case:
| Opacity Range | Visibility | Legibility | Recommended Use | Protection |
|---|---|---|---|---|
| 10-20% | Barely visible | Hard to read | Subtle branding, must zoom to read | Minimal |
| 30-40% | Clear but unobtrusive | Easily readable | Standard attribution, portfolio credit | Moderate |
| 50-60% | Prominent | Very clear | Copyright enforcement, obvious ownership | Strong |
| 70-90% | Dominant | Impossible to miss | Preview watermarks, anti-theft only | Maximum (but intrusive) |
Many creators believe watermarks create copyright protection. They don't — copyright exists automatically the moment you create an original work. Watermarks serve a different purpose: visible notice of ownership and deterrent against unauthorized use. Here's what you should know:
| Concept | Legal Basis | What It Means for Watermarks |
|---|---|---|
| Automatic Copyright | Berne Convention (1886) | Copyright exists automatically when you create an original work — no registration required. Watermarks provide visible notice, not legal creation of rights. |
| © Symbol Requirement | Universal Copyright Convention | The © symbol + year + name (e.g., '© 2026 John Doe') is the internationally recognized copyright notice format, though not legally mandatory in most jurisdictions. |
| Fair Use Defense | 17 U.S.C. § 107 (US) | Watermarks don't prevent fair use claims. Transformative, non-commercial, or educational uses may still be lawful even when a watermarked image is used without permission. |
| DMCA Takedown Rights | Digital Millennium Copyright Act | If your watermarked image appears on a website without permission, you can file a DMCA takedown notice to have it removed. The watermark serves as evidence of ownership. |
Legal Bottom Line: Watermarks don't create copyright (you already have it), but they serve as evidence of ownership and willful infringement if someone removes them. The proper format is © 2026 Your Name or © 2026 YourBrand.com. The © symbol is recognized internationally under the Universal Copyright Convention.
For US creators: Registering your copyright with the US Copyright Office (before infringement occurs) unlocks statutory damages ($750-$30,000 per work, up to $150,000 for willful infringement) and attorney's fees. Watermarks alone don't provide this — registration does.
Let's be honest: yes, watermarks can be removed, especially by someone with Photoshop skills. But that's not the point. Watermarks raise the bar for theft, and most image reuse is casual, not professional. Here's the reality:
A watermark placed in the bottom right corner can be cropped out in 5 seconds using any image editor. Even if it extends into content, the clone stamp or content-aware fill tools in Photoshop can remove it in under 2 minutes. Protection rating: 1/5. Use corner placement only if your goal is attribution, not theft prevention.
A semi-transparent watermark over the center of an image requires clone-stamping from surrounding areas, which works well on uniform backgrounds (sky, grass) but leaves visible artifacts on textured or detailed subjects (faces, products). Removal takes 10-30 minutes for skilled users.Protection rating: 4/5. Effective deterrent for most theft scenarios.
Watermarks repeated across the image in a 4×4 grid or diagonal pattern cannot be removed without destroying significant portions of the underlying content. Even with AI-powered content-aware fill, the result will be visibly damaged. Removal time: hours, if possible at all. Protection rating: 5/5. This is what stock photo sites use for preview images.
Watermarks don't need to be unremovable — they need to make removal more work than it's worth. Most image theft is opportunistic: someone right-clicks, saves, and reposts. If your watermark survives that workflow (which it does, because it's baked into pixels), you've deterred 80% of theft. The remaining 20% are professionals who would pirate your work regardless. Don't optimize for the impossible case.
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Your images never leave your device
All processing runs directly in your browser using built-in Web APIs — the Canvas API, Web Audio API, and WebAssembly. Nothing is uploaded to any server. There is no account, no email, and no data retention. You can verify this yourself: open your browser's DevTools Network tab and watch zero outbound file requests while the tool processes your images.
GDPR-friendly · Works offline after page load · No file size limits beyond your device memory